forensicshard

Drakosha Ali

hackerlab

Task: Modified Kali Linux ISO with encrypted flag file and hidden AES key. Solution: Timestamp analysis to find all modified files, extract AES key/IV from custom kernel module description field, decrypt flag with AES-128-CBC.

$ ls tags/ techniques/

aes aes_cbc linux_kernel squashfs kernel_module iso_forensics hash_verification kali_linux timestamp_analysis

iso_integrity_checkmd5_verificationsquashfs_extractiontimestamp_filteringkernel_module_stringsaes128_cbc_decryption

Analysis

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$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

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